Your phone's photo album is probably filled with pictures of a fun night out, family events, and too many pictures of your pet, but the most important snapshots are often of things you wouldn't naturally think to include. As Apartment Therapy Tech points out, capturing photos of your prescription medication can be incredibly useful as a reminder or an indicator when you're in an emergency. On top of that, we'd add the following:

A picture of your photo ID. We'd recommend blurring out any sensitive information you don't want to share—the goal is just to identify who you are. That said, you might want to include your phone number on the ID in case you lose your phone and someone needs to contact you.